<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8" />
    <title>title</title>
    <style>
        *{
            margin: 0;
            padding: 0;            
        }
        li {
            list-style: none;
        }
        .tb-promo{
            position: relative;
            width: 2012px;
            height: 459px;
            background-color: #fff;
            margin: 100px auto;
        }
        .zuo{
            width: 400px;
            height: 459px;
            margin-left: 200px;
        }
        .center{
            width: 400px;
            height: 459px;
            margin: 3px;
        }
        .you{
            width: 400px;
            height: 459px;
            margin: 3px;
        }
        .tb-promo ul{
            float: left;
        }
        .zuo li{
            float: left;
        }
        .you li{
            float: left;
        }

    </style>
</head>
<body>
    <div class="tb-promo">
        <ul class="zuo">
            <li><img src="left01.png"></li>
            <li><img src="left02.png"></li>
            <li><img src="left03.png"></li>
            <li><img src="left04.png"></li>
        </ul>
        <ul class="center">
            <li><img src="center.png"></li>
        </ul>
        <ul class="you">
            <li><img src="right01.png"></li>
            <li><img src="right02.png"></li>
            <li><img src="right03.png"></li>
            <li><img src="right04.png"></li>
        </ul>
    </div>
</body>
</html>